/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */

package diet.controller;

import diet.XMLUtils.JAXB;
import diet.dao.DietDAO;
import diet.dao.DietDetailDAO;
import diet.dao.UserDAO;
import diet.dto.DietDetailDTO;
import java.io.IOException;
import java.io.PrintWriter;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;

/**
 *
 * @author nhunhu
 */
public class AjaxAddDishToMenu extends HttpServlet {
   
    /** 
     * Processes requests for both HTTP <code>GET</code> and <code>POST</code> methods.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
    throws ServletException, IOException {
        response.setContentType("text/html;charset=UTF-8");
        PrintWriter out = response.getWriter();
        try {
        int dishID = Integer.parseInt(request.getParameter("dishID"));
        String time = request.getParameter("time");
        SimpleDateFormat dateFormat = new SimpleDateFormat("yyyy-MM-dd");
        Date dt = dateFormat.parse(request.getParameter("date"));
        HttpSession session = request.getSession();
                String username = (String)session.getAttribute("FULLNAME");
                UserDAO userDAO = new UserDAO();
                DietDAO dietDAO = new DietDAO();
                int userid = userDAO.getUserByUsername(username).getUserID();
                int dietID = dietDAO.getNewestDiet(userid).getDietID();
        DietDetailDTO dietDetailDTO = new DietDetailDTO();

        dietDetailDTO.setDishID(dishID);
        dietDetailDTO.setTime(time);
        dietDetailDTO.setDietID(dietID);
        dietDetailDTO.setDateTime(dt);

        DietDetailDAO dietDetailDAO = new DietDetailDAO();
        //dietDetailDAO.add(dietDetailDTO);
        if(dietDetailDAO.add(dietDetailDTO)){
            JAXB jaxb = new JAXB();
                //response.setContentType("text/xml");
                jaxb.generateDietPageXML(userid, getServletContext().getRealPath("/"));
                response.sendRedirect("diet.jsp");
        }else{
            response.getWriter().write("Fail");
        }

        } catch (ParseException ex) {
            Logger.getLogger(AjaxAddDishToMenu.class.getName()).log(Level.SEVERE, null, ex);
        } finally { 
            out.close();
        }
    } 

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /** 
     * Handles the HTTP <code>GET</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
    throws ServletException, IOException {
        processRequest(request, response);
    } 

    /** 
     * Handles the HTTP <code>POST</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
    throws ServletException, IOException {
        processRequest(request, response);
    }

    /** 
     * Returns a short description of the servlet.
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>

}
